|Wager|Winner|Loser|Location|Date|
|---|---|---|---|---|
|Hair|Mocho Cota|Chamaco Valaguez|Cuernavaca, Morelos|Unknown|
|Hair|Satánico|Mocho Cota|Mexico City, Mexico|September 26, 1980|
|Hair|Chamaco Valaguez|Mocho Cota|Cuernavaca, Morelos|July 29, 1982|
|Hair|Gran Cochisse|Mocho Cota|Mexico City, Mexico|March 25, 1983|
|Hairs|La Fiera and Mocho Cota|Ringo Mendoza and Cachorro Mendoza|Mexico City, Mexico|July 1, 1983|
|Hair|Gran Cochisse|Mocho Cota|Mexico City, Mexico|September 9, 1983|
|Hair|Mocho Cota|Chamaco Valaguez|Mexico City, Mexico|September 7, 1984|
|Hair|Mocho Cota|El Talismán|Mexico City, Mexico|March 7, 1986|
|Hairs|Sangre Chicana and Mocho Cota|El Faraón and Talismán|Mexico City, Mexico|March 7, 1986|
|Hair|Mocho Cota|Kato Kung Lee|Mexico City, Mexico|December 10, 1993|
|Hair|Mocho Cota|Chamaco Valaguez|Cuernavaca, Morelos|March 29, 1994|
|Hair|Negro Casas|Mocho Cota|Mexico City, Mexico|September 23, 1994|

Question: number of mocho cota matches held in mexico city in 1983 or 1984
Answer: 4